Walter McClintock—The Old North Trail.
Arizona
George Wharton James—In and around the Grand Canyon.
John Muir—Steep Trails.
Bradford Torrey—Field Days in California (Chap. “A Bird-gazer at the Canyon”).
Enos A. Mills—Your National Parks.
Washington and Oregon
Enos A. Mills—Your National Parks.
California
John Muir—Steep Trails.